Colab doesn't save cycleGAN images correctly

  • Python
  • Thread starter BRN
  • Start date
  • Tags
    Images
In summary, the speaker is experiencing a problem with saving generated images while using the cycleGAN model on Colab. The code provided shows how the images are saved, but the speaker is unsure why it is not working on Colab compared to a university-provided PC. They are seeking suggestions for potential solutions and mention the possibility of using Google Colab and ensuring that all modules are up to date and the files are saved in the correct folder.
  • #1
BRN
108
10
Hi everyone,
I made an implementation of the cycleGAN model but I find a strange problem.
If I run the model with a PC supplied to the university it works, while on Colab, it saves me empty PNG files. Consider that I use a standard GPU on Colab.

This is my code to save the generated images

save generated function:
def save_generated(image_ds, label, generator_model, outputs_path):
    i =  1
    for img in image_ds:
        generated = generator_model(img, training = False)[0].numpy()
     
        generated = (generated * 127.5 + 127.5).astype(np.uint8)   # re-scale
        im = Image.fromarray(generated)
        im.save(f'{outputs_path}{str(label)}_fake_image_{str(i)}.png')
        i += 1

Some idea?

Thank you.
 
Last edited by a moderator:
Technology news on Phys.org
  • #2
Are you using Google Colab? Are you sure the modules are updated? Google Colab is touchy with where files are saved. Make sure it's in the proper folder. Keep thinking of ways the two environments could be different and make the adjustments.
 

FAQ: Colab doesn't save cycleGAN images correctly

1. Why is Colab not saving cycleGAN images correctly?

Colab may not be saving cycleGAN images correctly due to a variety of reasons such as incorrect file paths, insufficient permissions to write files, or errors in the code that handle image saving.

2. How can I troubleshoot Colab not saving cycleGAN images correctly?

To troubleshoot the issue of Colab not saving cycleGAN images correctly, you can check the file paths for saving images, ensure that you have the necessary write permissions, and review the code that handles image saving for any errors or bugs.

3. Are there any common mistakes that could cause Colab to fail in saving cycleGAN images?

Common mistakes that could cause Colab to fail in saving cycleGAN images include using incorrect file paths, not specifying the correct file format for saving images, and not properly handling errors that occur during image saving.

4. Can network connectivity issues affect Colab's ability to save cycleGAN images correctly?

Network connectivity issues can potentially affect Colab's ability to save cycleGAN images correctly if the connection is unstable or if there are interruptions during the image saving process. It is advisable to ensure a stable internet connection when working with Colab.

5. Is there a way to automatically save cycleGAN images in Colab to prevent potential errors?

Yes, you can automate the process of saving cycleGAN images in Colab by writing a script that handles image saving and error checking. This can help prevent potential errors and ensure that images are saved correctly without manual intervention.

Similar threads

Replies
1
Views
1K
Replies
5
Views
3K
Replies
3
Views
3K
Replies
1
Views
1K
Replies
3
Views
1K
Replies
1
Views
1K
Replies
1
Views
3K
Back
Top